# $OpenBSD: Makefile.cross,v 1.78 2015/06/05 21:48:35 tobiasu Exp $

cross-tools:	cross-includes cross-binutils cross-gcc cross-lib
cross-distrib:	cross-tools cross-bin cross-share cross-sys cross-etc-root-var
# cross-gnu \

# Have to compute TARGET_ARCH directly in the Makefile, for .if tests involving
# this variable to work.
.if	(${TARGET} == "armish" || ${TARGET} == "armv7" || \
	 ${TARGET} == "zaurus")
TARGET_ARCH=	arm
.elif	(${TARGET} == "aviion" || ${TARGET} == "luna88k")
TARGET_ARCH=	m88k
.elif	(${TARGET} == "sgi" || ${TARGET} == "octeon")
TARGET_ARCH=	mips64
.elif	(${TARGET} == "loongson")
TARGET_ARCH=	mips64el
TARGET_CPU=	mips64
.elif	(${TARGET} == "solbourne")
TARGET_ARCH=	sparc
.elif	(${TARGET} == "macppc" || ${TARGET} == "socppc")
TARGET_ARCH=	powerpc
.elif	(${TARGET} == "landisk")
TARGET_ARCH=	sh
.else
TARGET_ARCH=	${TARGET}
.endif
TARGET_CPU?=	${TARGET_ARCH}

# List of LP64 archs
# XXX move to bsd.*.mk?
LP64_ARCH = amd64 alpha hppa64 ia64 mips64 sparc64 vax64

TARGET_IS_LP64 =
MACHINE_IS_LP64 =
.for _ in ${LP64_ARCH}
. if !empty(TARGET_ARCH:M$_)
    TARGET_IS_LP64 = yes
. endif
. if !empty(MACHINE_ARCH:M$_)
    MACHINE_IS_LP64 = yes
. endif
.endfor

#CROSSCPPFLAGS?=	-nostdinc -I${CROSSDIR}/usr/include
#CROSSLDFLAGS?=	-nostdlib -L${CROSSDIR}/usr/lib -static
CROSSCFLAGS?=	${CROSSCPPFLAGS} -O2 ${PIPE} ${DEBUG}
CROSSCXXFLAGS?=	${CROSSCPPFLAGS}
#LDSTATIC?=	-static

CROSSDIR=	${DESTDIR}/usr/cross/${TARGET}
CROSSENV=	AR=${CROSSDIR}/usr/${TARGET_CANON}/bin/ar \
		AS=${CROSSDIR}/usr/${TARGET_CANON}/bin/as \
		CC=${CROSSDIR}/usr/${TARGET_CANON}/bin/cc \
		CPP=${CROSSDIR}/usr/${TARGET_CANON}/bin/cpp \
		CXX=${CROSSDIR}/usr/${TARGET_CANON}/bin/c++ \
		LD=${CROSSDIR}/usr/${TARGET_CANON}/bin/ld \
		OBJCOPY=${CROSSDIR}/usr/${TARGET_CANON}/bin/objcopy \
		LORDER=/usr/bin/lorder RANLIB=${CROSSDIR}/usr/${TARGET_CANON}/bin/ranlib \
		STRIP=${CROSSDIR}/usr/${TARGET_CANON}/bin/strip \
		HOSTCC=\"${CC}\" HOSTCXX=\"${CXX}\" NOMAN= \
		HOSTCFLAGS=\"${CFLAGS}\" HOSTCXXFLAGS=\"${CXXFLAGS}\" \
		HOSTLDFLAGS=\"${LDFLAGS}\" \
		CFLAGS=\"${CROSSCFLAGS}\" CPPFLAGS=\"${CROSSCPPFLAGS}\" \
		CXXFLAGS=\"${CROSSCXXFLAGS}\" \
		LDFLAGS=\"${CROSSLDFLAGS}\"
CROSSADDPATH=:${CROSSDIR}/usr/${TARGET_CANON}/bin
CROSSPATH=	/usr/bin:/bin:/usr/sbin:/sbin${CROSSADDPATH}
CROSSLANGS?=	c c++

TARGET_CANON=`cat ${CROSSDIR}/TARGET_CANON`

CROSSDIRS=	${CROSSDIR}/.dirs_done
CROSSOBJ=	${CROSSDIR}/.obj_done
CROSSINCLUDES=	${CROSSDIR}/.includes_done
CROSSBINUTILS=	${CROSSDIR}/.binutils_done
CROSSGCC=	${CROSSDIR}/.gcc_done
#NO_CROSS=	isakmpd keynote ssh

.include <bsd.own.mk>

.for _arch in ${TARGET_ARCH}
.if !empty(GCC3_ARCH:M${_arch})
COMPILER_VERSION=gcc3
.else
COMPILER_VERSION=gcc4
.endif

.if !empty(PIE_ARCH:M${_arch})
NOPIE_FLAGS=-fno-pie
NOPIE_LDFLAGS=-nopie
PIE_DEFAULT=${DEFAULT_PIE_DEF}
.else
NOPIE_FLAGS=
PIE_DEFAULT=
.endif

BINUTILS=	ar as gasp ld nm objcopy objdump ranlib readelf size \
		strings strip
BINUTILS_DIR=gnu/usr.bin/binutils-2.17
.endfor

# no libcrypto.... these won't build
#NO_CROSS+=	dc passwd ppp tcpdump telnet ftp sasyncd vnconfig
		
# explicit cross-compile
NO_CROSS+=microcode
NO_CROSS+=groff binutils binutils-2.17 perl texinfo gcc cvs
NO_CROSS+=nsd
NO_CROSS+=sqlite3
NO_CROSS+=bind
NO_CROSS+=unbound

cross-dirs:	${CROSSDIRS}
cross-obj:	${CROSSOBJ}
cross-includes:	${CROSSINCLUDES}
cross-binutils:	${CROSSBINUTILS}
cross-gcc:	${CROSSGCC}

cross-env:
	@echo ${CROSSENV} MACHINE=${TARGET} \
	    MACHINE_ARCH=`cat ${CROSSDIR}/TARGET_ARCH` \
	    MACHINE_CPU=`cat ${CROSSDIR}/TARGET_CPU` \
	    BSDOBJDIR=${CROSSDIR}/usr/obj \
	    BSDSRCDIR=${.CURDIR} MAKEOBJDIR=obj.${MACHINE}.${TARGET}

${CROSSDIRS}:
.if ${TARGET_ARCH} == "arm" &&  ${MACHINE_IS_LP64} == "yes"
	# this config is allowed
.elif ${TARGET_IS_LP64} != ${MACHINE_IS_LP64}
	@echo "host and target have different size longs"
	@echo "cross compiler generates bad code; aborting"; exit 1
.endif
	@-mkdir -p ${CROSSDIR}
	@echo ${TARGET_ARCH} > ${CROSSDIR}/TARGET_ARCH
	@echo TARGET_ARCH is `cat ${CROSSDIR}/TARGET_ARCH`
	@echo ${TARGET_CPU} > ${CROSSDIR}/TARGET_CPU
	@echo TARGET_CPU is `cat ${CROSSDIR}/TARGET_CPU`
	@eval `grep '^osr=' sys/conf/newvers.sh`; \
	   echo ${TARGET_ARCH}-unknown-openbsd$$osr > \
	   ${CROSSDIR}/TARGET_CANON
	@-mkdir -p ${CROSSDIR}
	@-mkdir -p ${CROSSDIR}/usr/${TARGET_CANON}
	@ln -sf ${CROSSDIR}/usr/include \
	    ${CROSSDIR}/usr/${TARGET_CANON}/include
	@ln -sf ${CROSSDIR}/usr/lib \
	    ${CROSSDIR}/usr/${TARGET_CANON}/lib
	@-mkdir -p ${CROSSDIR}/usr/${TARGET_CANON}/bin
	@(cd ${.CURDIR}/etc && DESTDIR=${CROSSDIR} ${MAKE} distrib-dirs)
	@touch ${CROSSDIRS}

${CROSSOBJ}:	${CROSSDIRS}
	@-mkdir -p ${CROSSDIR}/usr/obj
	@(cd ${.CURDIR} && \
	    BSDOBJDIR=${CROSSDIR}/usr/obj \
	    COMPILER_VERSION=${COMPILER_VERSION} \
	    MACHINE=${TARGET} \
	    MACHINE_ARCH=${TARGET_ARCH} MACHINE_CPU=${TARGET_CPU} \
	    BSDSRCDIR=${.CURDIR} MAKEOBJDIR=obj.${MACHINE}.${TARGET} \
	    ${MAKE} obj)
	@touch ${CROSSOBJ}

${CROSSINCLUDES}:	${CROSSOBJ}
	@-mkdir -p ${CROSSDIR}/usr/include
	@(cd ${.CURDIR}/include && \
	    COMPILER_VERSION=${COMPILER_VERSION} \
	    MACHINE=${TARGET} \
	    MACHINE_ARCH=${TARGET_ARCH} MACHINE_CPU=${TARGET_CPU} \
	    MAKEOBJDIR=obj.${MACHINE}.${TARGET} \
	    TARGET_ARCH=${TARGET_ARCH} TARGET_CPU=${TARGET_CPU} \
	    ${MAKE} prereq && \
	    COMPILER_VERSION=${COMPILER_VERSION} \
	    MACHINE=${TARGET} \
	    MACHINE_ARCH=${TARGET_ARCH} MACHINE_CPU=${TARGET_CPU} \
	    MAKEOBJDIR=obj.${MACHINE}.${TARGET} \
	    TARGET_ARCH=${TARGET_ARCH} TARGET_CPU=${TARGET_CPU} \
	    ${MAKE} DESTDIR=${CROSSDIR} includes)
	@touch ${CROSSINCLUDES}

${CROSSBINUTILS}:	${CROSSINCLUDES}
	(cd ${.CURDIR}/${BINUTILS_DIR}; \
	    MAKEOBJDIR=obj.${MACHINE}.${TARGET} \
	    PIE_DEFAULT=${PIE_DEFAULT} \
	    TARGET_ARCH=${TARGET_ARCH} TARGET_CPU=${TARGET_CPU} \
	    PATH=${CROSSPATH} \
	    ${MAKE} -f Makefile.bsd-wrapper depend && \
	    MAKEOBJDIR=obj.${MACHINE}.${TARGET} \
	    PIE_DEFAULT=${PIE_DEFAULT} \
	    TARGET_ARCH=${TARGET_ARCH} TARGET_CPU=${TARGET_CPU} \
	    ${MAKE} -f Makefile.bsd-wrapper all && \
	    DESTDIR=${CROSSDIR} MAKEOBJDIR=obj.${MACHINE}.${TARGET} \
	    COMPILER_VERSION=${COMPILER_VERSION} \
	    PIE_DEFAULT=${PIE_DEFAULT} \
	    MAKEOBJDIR=obj.${MACHINE}.${TARGET} \
	    TARGET_ARCH=${TARGET_ARCH} TARGET_CPU=${TARGET_CPU} \
	    ${MAKE} -f Makefile.bsd-wrapper install)
	@for cmd in ${BINUTILS}; do \
	 if [ -e ${CROSSDIR}/usr/bin/${TARGET_CANON}-$$cmd ] ; then \
	    cp -f ${CROSSDIR}/usr/bin/${TARGET_CANON}-$$cmd \
	        ${CROSSDIR}/usr/${TARGET_CANON}/bin/${TARGET_CANON}-$$cmd ; \
	    ln -sf ${TARGET_CANON}-$$cmd \
		${CROSSDIR}/usr/${TARGET_CANON}/bin/$$cmd ;\
	   if [ -e ${CROSSDIR}/usr/bin/$$cmd ] ; then \
	    rm -f ${CROSSDIR}/usr/bin/$$cmd ;\
	   fi ;\
	 elif [ -e ${CROSSDIR}/usr/bin/$$cmd ] ; then \
	    cp -f ${CROSSDIR}/usr/bin/$$cmd \
	        ${CROSSDIR}/usr/${TARGET_CANON}/bin/${TARGET_CANON}-$$cmd ; \
	    ln -sf ${TARGET_CANON}-$$cmd \
		${CROSSDIR}/usr/${TARGET_CANON}/bin/$$cmd ;\
	    mv ${CROSSDIR}/usr/bin/$$cmd \
		${CROSSDIR}/usr/bin/${TARGET_CANON}-$$cmd ;\
	 fi ;\
	done
	@touch ${CROSSBINUTILS}


${CROSSGCC}:		${CROSSBINUTILS}
.if ${COMPILER_VERSION:L} == "gcc3"
	(cd ${.CURDIR}/gnu/usr.bin/gcc; \
	    MAKEOBJDIR=obj.${MACHINE}.${TARGET} \
	    TARGET_ARCH=${TARGET_ARCH} TARGET_CPU=${TARGET_CPU} \
	    CROSSDIR=${CROSSDIR} \
	    PATH=${CROSSPATH} ${MAKE} -f Makefile.bsd-wrapper depend && \
	    MAKEOBJDIR=obj.${MACHINE}.${TARGET} \
	    TARGET_ARCH=${TARGET_ARCH} TARGET_CPU=${TARGET_CPU} \
	    CROSSDIR=${CROSSDIR} \
	    ${MAKE} -f Makefile.bsd-wrapper all && \
	    env CROSSDIR=${CROSSDIR} DESTDIR=${CROSSDIR} MAKEOBJDIR=obj.${MACHINE}.${TARGET} \
	    PATH=${CROSSPATH} ${MAKE} -f Makefile.bsd-wrapper install)
	cp -f ${CROSSDIR}/usr/bin/${TARGET_CANON}-g++ ${CROSSDIR}/usr/${TARGET_CANON}/bin/${TARGET_CANON}-c++
	cp -f ${CROSSDIR}/usr/bin/gcc ${CROSSDIR}/usr/${TARGET_CANON}/bin/${TARGET_CANON}-cc
	cp -f ${CROSSDIR}/usr/libexec/cpp ${CROSSDIR}/usr/${TARGET_CANON}/bin/${TARGET_CANON}-libexeccpp
	rm -f ${CROSSDIR}/usr/bin/gcc  ${CROSSDIR}/usr/bin/cc ${CROSSDIR}/usr/libexec/cpp 
	ln -sf ${TARGET_CANON}-cc ${CROSSDIR}/usr/${TARGET_CANON}/bin/cc
	ln -sf ${TARGET_CANON}-c++ ${CROSSDIR}/usr/${TARGET_CANON}/bin/c++
	rm -f ${CROSSDIR}/usr/${TARGET_CANON}/bin/${TARGET_CANON}-cpp 
	sed -e 's#/usr/libexec/cpp#${CROSSDIR}/usr/${TARGET_CANON}/bin/${TARGET_CANON}-libexeccpp#' \
	    -e 's/@GNUC@/-D__GNUC__/' \
	    -e 's#/usr/include#${CROSSDIR}/usr/include#' \
	    -e 's/@dollaropt@//' \
	    ${.CURDIR}/usr.bin/cpp/cpp.sh > ${CROSSDIR}/usr/${TARGET_CANON}/bin/${TARGET_CANON}-cpp 
	chmod ${BINMODE} ${CROSSDIR}/usr/${TARGET_CANON}/bin/${TARGET_CANON}-cpp 
	chown ${BINOWN}:${BINGRP} ${CROSSDIR}/usr/${TARGET_CANON}/bin/${TARGET_CANON}-cpp 
	ln -sf ${TARGET_CANON}-cpp ${CROSSDIR}/usr/${TARGET_CANON}/bin/cpp
.else
	(cd ${.CURDIR}/gnu/usr.bin/cc; \
	    PIE_DEFAULT=${PIE_DEFAULT} \
	    MAKEOBJDIR=obj.${MACHINE}.${TARGET} \
	    TARGET_ARCH=${TARGET_ARCH} TARGET_CPU=${TARGET_CPU} \
	    CROSSDIR=${CROSSDIR} \
	    MACHINE=${TARGET} \
	    PATH=${CROSSPATH} ${MAKE} depend  )
	(cd ${.CURDIR}/gnu/usr.bin/cc; \
	    PIE_DEFAULT=${PIE_DEFAULT} \
	    MAKEOBJDIR=obj.${MACHINE}.${TARGET} \
	    TARGET_ARCH=${TARGET_ARCH} TARGET_CPU=${TARGET_CPU} \
	    CROSSDIR=${CROSSDIR} \
	    MACHINE=${TARGET} \
	    ${MAKE} all )
	(cd ${.CURDIR}/gnu/usr.bin/cc; \
	    env CROSSDIR=${CROSSDIR} DESTDIR=${CROSSDIR} \
	    PIE_DEFAULT=${PIE_DEFAULT} \
	    MAKEOBJDIR=obj.${MACHINE}.${TARGET} \
	    TARGET_ARCH=${TARGET_ARCH} TARGET_CPU=${TARGET_CPU} \
	    MACHINE=${TARGET} \
	    PATH=${CROSSPATH} ${MAKE} install)
	cp -f ${CROSSDIR}/usr/bin/g++  ${CROSSDIR}/usr/bin/${TARGET_CANON}-g++ 
	cp -f ${CROSSDIR}/usr/bin/${TARGET_CANON}-g++ ${CROSSDIR}/usr/${TARGET_CANON}/bin/${TARGET_CANON}-c++
	cp -f ${CROSSDIR}/usr/libexec/cpp ${CROSSDIR}/usr/${TARGET_CANON}/bin/${TARGET_CANON}-libexeccpp
	cp -f ${CROSSDIR}/usr/bin/gcc ${CROSSDIR}/usr/${TARGET_CANON}/bin/${TARGET_CANON}-cc
	ln -sf ${TARGET_CANON}-cc ${CROSSDIR}/usr/${TARGET_CANON}/bin/cc

	cp -f ${CROSSDIR}/usr/bin/gcc ${CROSSDIR}/usr/${TARGET_CANON}/bin/${TARGET_CANON}-cc
	rm -f ${CROSSDIR}/usr/bin/gcc  ${CROSSDIR}/usr/bin/g++  ${CROSSDIR}/usr/bin/cc ${CROSSDIR}/usr/libexec/cpp 
	# fix links
	rm -f ${CROSSDIR}/usr/${TARGET_CANON}/bin/${TARGET_CANON}-cpp 
	sed -e 's#/usr/libexec/cpp#${CROSSDIR}/usr/${TARGET_CANON}/bin/${TARGET_CANON}-libexeccpp#' \
	    -e 's/@GNUC@//' \
	    -e 's#/usr/include#${CROSSDIR}/usr/include#' \
	    -e 's/@dollaropt@//' \
	    ${.CURDIR}/usr.bin/cpp/cpp.sh > ${CROSSDIR}/usr/${TARGET_CANON}/bin/${TARGET_CANON}-cpp 
	chmod ${BINMODE} ${CROSSDIR}/usr/${TARGET_CANON}/bin/${TARGET_CANON}-cpp 
	chown ${BINOWN}:${BINGRP} ${CROSSDIR}/usr/${TARGET_CANON}/bin/${TARGET_CANON}-cpp 
	ln -sf ${TARGET_CANON}-cpp ${CROSSDIR}/usr/${TARGET_CANON}/bin/cpp
.endif
	@touch ${CROSSGCC}

# XXX MAKEOBJDIR maybe should be obj.${TARGET} here, revisit later
cross-lib:	${CROSSGCC}
	MACHINE=${TARGET} \
	    MACHINE_ARCH=${TARGET_ARCH} MACHINE_CPU=${TARGET_CPU} \
	    BSDOBJDIR=${CROSSDIR}/usr/obj; \
	export MACHINE MACHINE_ARCH MACHINE_CPU BSDOBJDIR; \
	(cd ${.CURDIR}/lib; \
	    for lib in csu libc; do \
	    (cd $$lib; \
	        eval ${CROSSENV} MAKEOBJDIR=obj.${MACHINE}.${TARGET} \
		    ${MAKE} depend all ;\
	        eval ${CROSSENV} MAKEOBJDIR=obj.${MACHINE}.${TARGET} DESTDIR=${CROSSDIR} \
		    ${MAKE} install); \
	    done; \
	    eval ${CROSSENV} MAKEOBJDIR=obj.${MACHINE}.${TARGET} \
	        SKIPDIR=\"${NO_CROSS} libocurses/PSD.doc\" \
	        ${MAKE} depend all ; \
	    eval ${CROSSENV} MAKEOBJDIR=obj.${MACHINE}.${TARGET} DESTDIR=${CROSSDIR} \
	        SKIPDIR=\"${NO_CROSS} libocurses/PSD.doc\" \
	        ${MAKE} install)

cross-bin:	${CROSSOBJ}
	MACHINE=${TARGET} \
	    MACHINE_ARCH=${TARGET_ARCH} MACHINE_CPU=${TARGET_CPU}; \
	export MACHINE MACHINE_ARCH MACHINE_CPU; \
	for i in libexec bin sbin usr.bin usr.sbin; do \
	(cd ${.CURDIR}/$$i; \
	    eval ${CROSSENV} MAKEOBJDIR=obj.${MACHINE}.${TARGET} \
	        SKIPDIR=\"${BINUTILS} ${NO_CROSS}\" \
	        ${MAKE} depend all ; \
	    eval ${CROSSENV} MAKEOBJDIR=obj.${MACHINE}.${TARGET} DESTDIR=${CROSSDIR} \
	        SKIPDIR=\"${BINUTILS} ${NO_CROSS}\" \
	        ${MAKE} install); \
	done

cross-gnu:	${CROSSOBJ}
	MACHINE=${TARGET} \
	    MACHINE_ARCH=${TARGET_ARCH} MACHINE_CPU=${TARGET_CPU}; \
	export MACHINE MACHINE_ARCH MACHINE_CPU; \
	for i in gnu/lib gnu/usr.sbin gnu/usr.bin ; do \
	(cd ${.CURDIR}/$$i; \
	    eval ${CROSSENV} MAKEOBJDIR=obj.${MACHINE}.${TARGET} \
	        SKIPDIR=\"${NO_CROSS}\" \
	        ${MAKE} depend all ; \
	    eval ${CROSSENV} MAKEOBJDIR=obj.${MACHINE}.${TARGET} DESTDIR=${CROSSDIR} \
	        SKIPDIR=\"${NO_CROSS}\" \
	        ${MAKE} install); \
	done

cross-share:   ${CROSSOBJ}
	MACHINE=${TARGET} \
	    MACHINE_ARCH=${TARGET_ARCH} MACHINE_CPU=${TARGET_CPU}; \
	export MACHINE MACHINE_ARCH MACHINE_CPU; \
	for i in share; do \
	    (cd ${.CURDIR}/$$i; \
	        eval ${CROSSENV} MAKEOBJDIR=obj.${MACHINE}.${TARGET} \
		SKIPDIR=\"${NO_CROSS}\" \
		${MAKE} depend all install); \
	done

cross-sys:   ${CROSSOBJ}
	MACHINE=${TARGET} \
	    MACHINE_ARCH=${TARGET_ARCH} MACHINE_CPU=${TARGET_CPU}; \
	export MACHINE MACHINE_ARCH MACHINE_CPU; \
	for i in sys; do \
	    (cd ${.CURDIR}/$$i; \
	        eval ${CROSSENV} MAKEOBJDIR=obj.${MACHINE}.${TARGET} \
		SKIPDIR=\"${NO_CROSS}\" \
		${MAKE} depend all install); \
	done

cross-etc-root-var:	${CROSSOBJ}
	(cd ${.CURDIR}/etc && \
	    MACHINE=${TARGET} \
	    MACHINE_ARCH=${TARGET_ARCH} MACHINE_CPU=${TARGET_CPU} \
	    DESTDIR=${CROSSDIR} \
	    ${MAKE} distribution-etc-root-var)

cross-depend:
	@(cd ${.CURDIR} && \
	    BSDOBJDIR=${CROSSDIR}/usr/obj \
	    BSDSRCDIR=${.CURDIR} MAKEOBJDIR=obj.${MACHINE}.${TARGET} \
	    SKIPDIR="${NO_CROSS}" \
	    ${MAKE} depend)

cross-clean:
	@(cd ${.CURDIR} && \
	    BSDOBJDIR=${CROSSDIR}/usr/obj \
	    BSDSRCDIR=${.CURDIR} MAKEOBJDIR=obj.${MACHINE}.${TARGET} \
	    SKIPDIR="${NO_CROSS}" \
	    ${MAKE} clean)

cross-cleandir:
	@(cd ${.CURDIR} && \
	    BSDOBJDIR=${CROSSDIR}/usr/obj \
	    BSDSRCDIR=${.CURDIR} MAKEOBJDIR=obj.${MACHINE}.${TARGET} \
	    SKIPDIR="${NO_CROSS}" \
	    ${MAKE} cleandir)
